In a double blow to Jon, Daily Star Online have learned that not only has the Essex lad has been secretly dating a local businesswoman without fans of the ITV show knowing it, but he has also been sexting another buxom babe on the sly despite telling his girlfriend he is in love with her.

The shocked girlfriend, who has asked for her identity to be kept private, was previously approached by TOWIE bosses to take part in the show.

However, not wanting to enter the reality spotlight, she declined the offer – despite Jon reportedly "telling everyone" behind the scenes about her.

DAILY STAR

AWKWARD: Jon initially claimed he was single

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DAILY STAR

ON/OFF: Jon then said they were on/off

In a series of messages obtained by Daily Star Online, Jon used WhatsApp to arrange to meet another blonde bombshell who we have also chosen not to name.

"I've got day off tomor training might be filming," he explains, before adding: "If I'm not filming can I come see ya?"

After pencilling in a date at 9pm Jon added: "You live on your own right?"

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DAILY STAR

X-RATED: Jon send rude messages via Snapchat

“Thinking about f***ing you turns me on”

Jon Clark

When the girl told him she did, the ITV star continued: "I'll come up evening babe. I'm not drinking am I. Cuddle."

The meet up plans came just weeks after Jon used Snapchat to send the same blonde a string of X-rated messages.

"Thinking about f***ing you turns me on," he wrote on the app's messaging system.

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He later hinted he was about to send a flurry of XXX snaps adding: "Right I've got to shower. Get ready for photo shoot."

However things suddenly went downhill on Wednesday evening after the blonde beauty became suspicious of Jon's relationship status.

"Got a question," she probed on WhatsApp: "Have you got a girlfriend?"

Initially trying to bluff his way out of the situation, Jon replied: "Nah who said that?"

After being sent a string of loved-up snaps with his other half, he clarified: "We on and off on. So yeh cool babe. I respect that."

It was at that point that the shocked blonde found Jon's other half on social media and revealed all about their digital fling to her.

After realising the blonde gal told his girlfriend about the messages, Jon branded her a "c***" before saying: "Lol haha. I was never going to meet you."

Confirming he did have a girlfriend he added: "Why would you do it to her lol. I ain't cheated on her."

DAILY STAR

DEFENSIVE: Jon claimed he wasn't going to meet after all

DAILY STAR

SHOCK: Jon's girlfriend was not impressed

After discovering Jon had been messaging the girl, his other half said: "I thought I was [his girlfriend].

"I am pretty much with him every day. I'm disgusted. What a pig."

Grateful for finding out the truth, she said: "Thanks for letting me know. I am really angry.